If `A+B = [[1,-1],[3,0]]` and `A-B=[[3,1],[0,4]]`, find AB

If A=[[1,-1],[3,0]], A-B=[[3,1],[1,4]] then find B

If A = [[1,2],[3,0]] and B = [[3,4],[0,6]] , then (AB)^T = ?

If A=[[2,1,3],[4,1,0]] and B=[[1,-1],[0,2],[5,0]] find AB and BA.

If A=[[1,4,-1],[2,6,5]] and B=[[3,-2,-6],[2,0,-7]] , find A+B and A-B

If A=[[2,-1],[ 3, 2]] and B=[[0, 4],[-1, 7]] , find 3A^2-2B+I .

If A=[[1, 2],[ 3,-1]] and B=[[1, 0],[-1 ,0]] , find |A B| .

If A=[[2,1],[3,0],[5,1]] and B = [[4,0],[3,8]] then find AB

If A=[[1, 0],[ 0,-1]] and B=[[0 ,1], [1, 0]] , then find AB,BA. Show that 'A B!=B A .

if A = [[3,9,0],[1,8,-2]] and B = [[4,0,2],[7,1,4]] find A+B and A-B?

Let matrix A = [[1,0,0],[25,1,0],[25,0,1]] and a matrix B of third order with its columns as B_1 , B_2 , B_3 be such that AB_1 = [[1],[25],[25]] , AB_2 = [[0],[1],[0]] , and AB_3 = [[0],[0],[1]] . Find det(adj B) .